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Waverley Reservoirs

Waverley Reservoirs is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Waverley Reservoirs rather than just read about it. In short: The Waverley Reservoirs are four reservoirs, of which two are heritage-listed, located at Paul Street, Bondi Junction, New South Wales, Australia. They were designed and built by the Public Works Department.

Waverley Reservoirs — main illustration
Waverley Reservoirs — illustration

Key takeaways

  • Waverley Reservoirs belongs to chemistry; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Waverley Reservoirs to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Waverley Reservoirs from memory before moving on to harder problems.

Reference excerpt

The Waverley Reservoirs are four reservoirs, of which two are heritage-listed, located at Paul Street, Bondi Junction, New South Wales, Australia. They were designed and built by the Public Works Department. The property is owned by Sydney Water.

History Waverley Reservoir No. 1, completed in 1887, was the last of four reservoirs built to augment the Botany Swamps Scheme (1858–1886). and 15 November 2002 respectively. The other three reservoirs included:

Crown Street Reservoir, 1859 Paddington Reservoir, 1864 (disused and no longer owned by Sydney Water), and Woollahra Reservoir, 1880. However Waverley Reservoir No. 1 was not supplied solely by Botany Swamps Water, because by 1886 the Hudson Scheme had come on line, supplying water from the Upper Nepean, prior to the completion of that Scheme in 1888. Water was pumped from Woollahra Reservoir for the first six years of its service, then from Crown Street Reservoir in 1893. From 1927 onwards Waterloo Pumping Station took over supply of the reservoir. The Waverley Reservoirs were the highest of the reservoirs intended to be supplied by Botany Swamps. However it soon became apparent that additional height was required for reticulation purposes. This led to the construction of two elevated steel tanks in 1894 (now demolished). With increasing demand, these tanks were eventually superseded by the present Waverley Reservoir (Elevated) and Waverley Reservoir No. 2, both completed in 1917. Final augmentation of supply took place in 1938 with the construction of Waverley Reservoir No. 3. The group of four reservoirs not only supply the Eastern Suburbs by gravitation, but also supply Bellevue Hill by pumping station. The Waverley Reservoir Group not only demonstrates the dramatic increase in demand from 1887 through to 1938, but also the progression and development of reservoir construction techniques, rarely seen on any other Sydney Water site.

Description

Waverley Reservoir No. 1 Waverley Reservoir No. 1 is a circular concrete covered reservoir. It has a concrete floor and walls, though from the surface the upper part of the walls appear to be constructed of brick with a sandstone coping. The roof is covered with fill and grassed over. The cast iron ventilation caps and access chamber cover form a single line across the diameter of the roof and have given the reservoir its nickname of Stonehenge. The cast iron ventilation caps are used on a number of other reservoirs, including Randwick Reservoir and Petersham Reservoir.

Waverley Reservoir No. 2

Waverley Reservoir (Elevated) Waverley Reservoir (Elevated) is a reinforced concrete reservoir, with ornate and decorative sides. It is constructed over the roof of Waverley Reservoir No. 2, with the roof support columns of the covered reservoir also supporting the sides and base of the elevated reservoir. Both reservoirs were built together in an integrated and innovative fashion. The elevated reservoir has an unusual feature, namely an attached rectangular antechamber or valve house, with its exterior walls decorated in a similar fashion to the circular reservoir. The decorative features include pilasters framing panels with blocked and arched false windows. Above the entrance doorway is a shield with gothic script, Sanitas est vita, and above that the following inscription "ERECTED / BY THE / METROPOLITAN BOARD OF WATER SUPPLY / AND SEWERAGE SYDNEY / 1918 AD". The reservoir's full service level is 121 metres (397 ft), with a capacity of 2.3 megalitres (81×10^3 cu ft). During the 1960s-1970s, the reservoir was roofed to safeguard water quality. The reservoir is in service and is in good condition.

Waverley Reservoir No. 3

Heritage listing As at 9 June 2005, the group of four reservoirs at Waverley demonstrates the progressive development of different construction techniques for reservoirs, the rapid growth of demand in the Sydney suburbs, and the need for greater elevation in order to connect reticulation mains to the higher suburban areas. Waverley Reservoir No.1 (covered) is the last of four reservoirs, three of which are still in service and owned by Sydney Water, associated with the Botany Swamps Scheme, 1858–1886. All covered reservoirs are highly significant within the Sydney Water system, since all differ in construction technology, design and architectural detailing. All therefore contribute to our understanding of the development of covered reservoirs in NSW.

Waverley Reservoir No.1 Waverley Reservoir No.1 was listed on the New South Wales State Heritage Register on 18 November 1999 having satisfied the following criteria. The place is important in demonstrating the course, or pattern, of cultural or natural history in New South Wales. Waverley Reservoir No.1 (covered) is the last of three reservoirs, still in service, associated with the Botany Swamps Scheme, 1858–1886. This reservoir and site demonstrates particularly well the amplification in demand due to growing population. The place is important in demonstrating aesthetic characteristics and/or a high degree of creative or technical achievement in New South Wales. The recreational and open space usage of the roof of the reservoir is a historical and important feature of this and most other covered reservoirs. The place has potential to yield information that will contribute to an understanding of the cultural or natural history of New South Wales. The group of four reservoirs at Waverley demonstrates the progressive development of different construction techniques for reservoir and the need for greater elevation in order to connect reticulation mains to the higher suburban areas. All covered reservoirs are highly significant within the Sydney Water system, since all differ in construction technology, design and architectural detailing. All therefore contribute to our understanding of the development of covered reservoirs in NSW. The place possesses uncommon, rare or endangered aspects of the cultural or natural history of New South Wales. One of a small group of large covered reservoirs in brick or concrete in the Sydney Water system, each demonstrating differences in construction, design and architectural detailing. It is one of only four reservoirs associated with the Botany Swamps Supply.

… excerpt ends here. Continue reading the full article.

Illustrations

Waverley Reservoirs illustration

Worked examples

Example 1 — a first encounter with Waverley Reservoirs

Start with the simplest possible case. Write down what Waverley Reservoirs claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Waverley Reservoirs before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Waverley Reservoirs ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Waverley Reservoirs

In research
Waverley Reservoirs appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Waverley Reservoirs in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Waverley Reservoirs is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1887 establishments in Australia, Bondi Junction, Buildings and structures completed in 1887, so understanding it makes those chapters shorter.
In everyday life
Look for Waverley Reservoirs outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Waverley Reservoirs in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Waverley Reservoirs means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Waverley Reservoirs out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Waverley Reservoirs in simple terms?

The Waverley Reservoirs are four reservoirs, of which two are heritage-listed, located at Paul Street, Bondi Junction, New South Wales, Australia. They were designed and built by the Public Works Department.

Why does Waverley Reservoirs matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Waverley Reservoirs?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Waverley Reservoirs.

Tags

  • 1887 establishments in Australia
  • Bondi Junction
  • Buildings and structures completed in 1887
  • New South Wales State Heritage Register
  • Reservoirs in Sydney
  • Sydney Water

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